Davis’s Laboratory and Diagnostic Tests Online, powered by Unbound Medicine, provides nurses and students access to 400+ test monographs containing reference ranges, indications, patient preparation and result interpretation. Explore these free sample topics:
-- The first section of this topic is shown below --
To assess ovarian function, assist in fertility work-ups, and monitor placental function during pregnancy related to disorders such as tumor, cysts, and threatened abortion.
Serum collected in a gold-, red-, or red/gray-top tube.
(Method: Immunochemiluminometric assay [ICMA])
|Hormonal State||Conventional Units||SI Units (Conventional Units × 3.18)|
|Prepubertal||Less than 1 ng/mL||Less than 3 nmol/L|
|Adult male||Less than 1 ng/mL||Less than 3 nmol/L|
|Follicular phase||Less than 1 ng/mL||Less than 3 nmol/L|
|Luteal phase||2–25 ng/mL||6.4–79.5 nmol/L|
|Pregnancy, first trimester||10–44 ng/mL||31.8–140 nmol/L|
|Pregnancy, second trimester||19.5–82.5 ng/mL||62–262.4 nmol/L|
|Pregnancy, third trimester||65–229 ng/mL||206.7–728.2 nmol/L|
|Postmenopausal period||Less than 1 ng/mL||Less than 3 nmol/L|